Results 181 to 190 of about 583 (230)

Constraints on Past CO2 and Climate Sensitivity From Global Temperature and Sea Level Reconstructions Across the Plio‐Pleistocene

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract In contrast to previous approaches, new reconstructions of changes in global mean surface temperature and global mean sea level (GMSL) include large variability in GMSL throughout the Pleistocene. Here we assess these reconstructions from an energy balance perspective by using them to force a global carbon cycle model in different scenarios ...
Peter Köhler, Peter U. Clark
wiley   +1 more source

Radar Specularity Content Indicates a Strong Geothermal Heat Flow Gradient in Antarctica's South Pole Basin

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Accurate estimates of geothermal heat flow (GHF) are critical for predicting basal melting and identifying stable sites for ancient ice, yet GHF remains one of the least constrained boundary conditions for the Antarctic Ice Sheet. We evaluate nine published Antarctic GHF models against radar‐derived specularity content in the South Pole Basin (
M. Kerr, D. A. Young, S. Yan, C. Pierce
wiley   +1 more source

Past intrusion of Circumpolar Deep Water in the Ross Sea: Impacts on the ancient Ross Ice Shelf. [PDF]

open access: yesSci Adv
Pambianco C   +16 more
europepmc   +1 more source

Global Climatic Zones in the Last Glacial Maximum Estimated From Assimilated Temperature Data

open access: yesAtmospheric Science Letters, Volume 27, Issue 3, March 2026.
This study estimated Global Climatic Zones (GCZs) during the Last Glacial Maximum (LGM) using assimilated temperature data and the k‐means++ machine learning method for enhanced objectivity. Present‐day GCZ boundaries were determined and then applied to the LGM data, which was 6°C cooler globally. Results showed all LGM zones shifted toward the equator,
Tomohiko Tomita   +2 more
wiley   +1 more source

Future Range Shifts and Diversity Patterns of Antarctic Lecideoid Lichens Under Climate Change Scenarios

open access: yesGlobal Change Biology Communications, Volume 1, Issue 1, March 2026.
Modeling of current and future spatial distribution of Antarctic lecideoid lichens shows that warming will strongly increase the potential habitat. Under three climate‐change scenarios, most fungal and algal partners are projected to expand inland. Overall, climate change drives widespread range shifts and promotes colonization of interior Antarctica ...
Anna Götz   +6 more
wiley   +1 more source

A Targeted Approach for Mapping Groundwater Discharge to Surface Water and Fish Thermal Refuge in Four Lake Ontario Tributaries

open access: yesHydrological Processes, Volume 40, Issue 3, March 2026.
Understanding groundwater discharge to surface water is crucial for ecosystems, water quality, and resource management. A flexible methodology was developed to first predict and then identify cold‐water zones and significant groundwater discharge areas in four key Lake Ontario tributaries.
Josh Woda   +5 more
wiley   +1 more source

Newly Discovered Active Faults in the Wairarapa Valley: Implications for Multi‐Fault Rupture and Kinematics in the Southern North Island, Aotearoa New Zealand

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 1, March 2026.
Active fault locations and constraints on the timing and size of earthquakes are important for understanding and mitigating seismic hazard in Aotearoa New Zealand. However, historical and instrumental records are too short to provide these data on most earthquake‐generating faults. Light detection and ranging (lidar) data provide us with the ability to
Genevieve L. Coffey   +4 more
wiley   +1 more source

Back to an ice-free future: Early Cretaceous seasonal cycles of sea surface temperature and glacier ice. [PDF]

open access: yesSci Adv
He S   +12 more
europepmc   +1 more source

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